DEN180 - Study Guide Week 1 Pt. 2

Question 1

True or False:

The waxes used in dentistry are derived from a number of sources; including bees, plants, and minerals.

Answer 1

True

Question 2

True or False:

A model trimmer is used to trim custom trays, provisional coverage, dentures, and indirect restorations.

Answer 2

False

Question 3

True or False:

Dental cements can be used as luting agents.

Answer 3

True

Question 4

True or False:

Liquid material that is thick is said to be less viscous than thin material.

Answer 4

False

Question 5

True or False:

The hotter the water used in mixing gypsum material, the more rapidly the material sets.

Answer 5

True

Question 6

Which materials have a natural appearance and are used primarily for strong, esthetic restorations?

a. amalgam
b. composite
c. compomers
d. polymer

Answer 6

b. composite

Question 7

A _________ is placed between the tooth and restoration to protect the pulp from chemical irritation, temperature changes, electrical protection, and mechanical injury.

a. base
b. compomers
c. polysiloxane
d. porcelain

Answer 7

a. base

Question 8

The cross between composites and glass ionomers in characteristics and properties are called:

a. cements
b. gypsum
c. polymer
d. compomers

Answer 8

d. compomers